Rock Paper Scissors existed since the very beginning
The Atlas Slave Playing Rock Paper Scissors shows the true talent of Michelangelo in crafting his world. A yearning for freedom from Rock might mean that he would be tempted to play something besides rock. Statues typically have grown sick of rock long before anybody else has. Done with such style and grace, a Rock Paper Scissors competition between finely sculpted statues and normal people would certainly be a fascinating one.